.... In five minutes a white flag floated upon the works, and the battle ceased. In this battle our casualties were slight, as heretofore reported. I carried four of my batteries into the fight at Sharpsburg , viz., Braxton's, Pegram's, McIntosh's, and Crenshaw's; Captain Davidson's was left at Harper's Ferry with General Thomas's brigade. My command arrived upon the field at about three P. M., and went...